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- #import "drawundo.h"
-
- @interface UnlockGraphicsChange(PrivateMethods)
-
- - (void)undoDetails;
-
- @end
-
- @implementation UnlockGraphicsChange
-
- - (NSString *)changeName
- {
- return UNLOCK_OP;
-
- }
-
- - (void)saveBeforeChange
- {
- NSMutableArray *allGraphics;
- int i, count;
- id graphic;
-
- graphics = [[NSMutableArray alloc] init];
-
- allGraphics = [graphicView graphics];
- count = [allGraphics count];
- for (i = 0; i < count; i++) {
- graphic = [allGraphics objectAtIndex:i];
- if ([graphic isLocked])
- [graphics addObject:graphic];
- }
-
- if ([graphics count] == 0)
- [self disable];
- }
-
- - (void)redoChange
- {
- [graphics makeObjectsPerform:@selector(unlock)];
- [graphicView resetLockedFlag];
-
- [super redoChange];
- }
-
- - (Class)changeDetailClass
- {
- return nil;
- }
-
- - (void)undoDetails
- {
- int i, count;
- NSMutableArray *selectedGraphics;
- id graphic;
-
- selectedGraphics = [graphicView selectedGraphics];
- count = [graphics count];
- for (i = 0; i < count; i++) {
- graphic = [graphics objectAtIndex:i];
- [graphic lockGraphic];
- [graphic deselect];
- [selectedGraphics removeObject:graphic];
- }
- [graphicView resetLockedFlag];
- }
-
- @end
-